fix[litemall-wx]: 小程序专题评论显示有问题

litemall-wx/pages/topicCommentPost/topicCommentPost.js

@@ -113,7 +113,7 @@ Page({
       if (res.errno === 0) {
 
         that.setData({
-          topic: res.data,
+          topic: res.data.topic
         });
 
       }

litemall-wx/pages/topicDetail/topicDetail.wxml

@@ -3,7 +3,7 @@
     <import src="../../lib/wxParse/wxParse.wxml"/> 
     <template is="wxParse" data="{{wxParseData:topicDetail.nodes}}"/>
   </scroll-view>
-  <scroll-view class="sv-goods">
+  <scroll-view class="sv-goods" wx:if="{{topicGoods.length > 0 }}">
   <view class="topic-goods">
    <view class="h">
       <text class="t">专题商品</text>